make pep happy

smash/web/forms/study_subject_forms.py

@@ -89,7 +89,7 @@ def create_field_for_custom_study_subject_field(study_subject_field: CustomStudy
             required=study_subject_field.required,
             disabled=study_subject_field.readonly,
             initial=initial,
-            widget=SecuredFileWidget() #TO DO: how to allow multiple files?
+            widget=SecuredFileWidget()  # TODO: how to allow multiple files?
         )
     else:
         raise NotImplementedError

smash/web/widgets/secure_file_widget.py

@@ -10,7 +10,7 @@ logger = logging.getLogger(__name__)
 
 class SecuredFileWidget(forms.FileInput):
     """A FileField Widget that shows secure file link"""
-    allow_multiple_selected  = False
+    allow_multiple_selected = False
 
     def __init__(self, attrs=None):
         if attrs is None:
@@ -24,4 +24,4 @@ class SecuredFileWidget(forms.FileInput):
             out = '<a href="{}">{}</a><br />{} '
             output.append(out.format(url, _('Download'), _('Change:')))
         output.append(super().render(name, value, attrs, renderer=renderer))
-        return mark_safe(''.join(output))
\ No newline at end of file
+        return mark_safe(''.join(output))